CN107802469A - A kind of intelligent blind man's stick and method - Google Patents
A kind of intelligent blind man's stick and method Download PDFInfo
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- CN107802469A CN107802469A CN201711174019.8A CN201711174019A CN107802469A CN 107802469 A CN107802469 A CN 107802469A CN 201711174019 A CN201711174019 A CN 201711174019A CN 107802469 A CN107802469 A CN 107802469A
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- control board
- infrared
- visually impaired
- positional information
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/06—Walking aids for blind persons
- A61H3/061—Walking aids for blind persons with electronic detecting or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/06—Walking aids for blind persons
- A61H3/068—Sticks for blind persons
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- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of intelligent blind man's stick and method, the camera of outside Quick Response Code can be read by being set on blind man's stick, current positional information and the positional information of destination are obtained by scanning Quick Response Code, infrared induction head is set on blind stack simultaneously, the infrared signal for including positional information of Infrared Beacon Source transmitting is sensed, so as to obtain the positional information of current positional information and destination；Set camera and infrared induction head to help visually impaired people rapidly and accurately to obtain current positional information and the positional information of destination simultaneously, visually impaired people is smoothly arrived at.
Description
Technical field
The present invention relates to a kind of blind man's stick, more particularly to a kind of intelligent blind man's stick and method.
Background technology
The problem of maximum it is exactly not know oneself in where when visually impaired people is outgoing, and walks and can arrive toward which direction
Up to destination, therefore, how to help visually impaired people rapidly and accurately to obtain the position of oneself and the positional information of destination is
One urgent problem to be solved.
Therefore, prior art has yet to be improved and developed.
The content of the invention
It is an object of the invention to provide a kind of intelligent blind man's stick and method, it is intended to which how solution helps visually impaired people quickly accurate
Really obtain oneself position and destination positional information the problem of.
Technical scheme is as follows：A kind of intelligent blind man's stick, wherein, including blind man's stick body, the blind man's stick body include
Lever and stick stem, the lever and the orthogonal setting of stick stem；Scanning is provided with the front end face of lever and reads extraneous storage
There is the camera of the Quick Response Code of positional information, control board and sound prompt device, the shooting are additionally provided with lever
Head is connected with control board, and sound prompt device is connected with control board；Infrared induction head is provided with blind man's stick body,
The infrared signal for including positional information of infrared induction head sensing Infrared Beacon Source transmitting, the infrared induction head and control circuit
Plate connects：Gone out when visually impaired people holds blind man's stick, camera carries out two-dimensional code scanning, when camera scanning is believed to position is stored with
During the Quick Response Code of breath, by feedback of the information to control board, control board control sound prompt device sends prompting, and prompting regards
Hinder the current positional information of personage or the positional information of destination；Infrared induction head carries out infrared signal sense incessantly simultaneously
Should, when infrared induction head senses the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information to control
Circuit board processed, control board control sound prompt device send prompting, prompt visually impaired people current positional information or purpose
The positional information on ground, visually impaired people is helped smoothly to arrive at.
Described intelligent blind man's stick, wherein, menu setecting knob is provided with the rear end face of lever, in menu setecting knob
End set have ACK button, the menu setecting knob is connected with control board, and ACK button and control board connect
Connect.
Described intelligent blind man's stick, wherein, the upper surface of lever is provided with rotating disk, is provided with rotating disk and makees with instruction
Bulge-structure, the motor for driving rotating disk to rotate, the rotating disk and motor connection, motor and control electricity are provided with lever
Road plate connection；Two infrared induction heads are set on the front end face of lever, dividing plate is provided between two infrared induction heads, it is described
Infrared induction head is connected with control board：When camera scanning to Quick Response Code and feedback information is electric to control board, control
Road plate recognize Quick Response Code be not located at camera scan box center when, control board is located at according to the Quick Response Code recognized
Position control motor in scan box starts, and disc-rotated, bulge-structure concomitant rotation, visually impaired people is according to bulge-structure
Quick Response Code adjusts relative to the present orientation of oneself and travel direction in front of the direction real-time perception of rotation, until Quick Response Code is located at
Untill the center of camera scan box, disk is not rotated further by, and camera accurate scanning is read the positional information in Quick Response Code；
Two infrared induction heads carry out infrared signal incessantly and sensed, when any one infrared induction head senses that Infrared Beacon Source is sent out
During the infrared signal comprising positional information penetrated, positional information is fed back into control board, control board contrast two is red
Whether the infrared signal power that outer inductive head senses is consistent, if unanimously, control board indicates visually impaired people to front one
Directly walk, that is, reach at Infrared Beacon Source；If inconsistent, infrared signal that control board senses according to two infrared induction heads
Strong and weak controlled motor starts, and drives disk to be rotated to the stronger infrared induction head direction of infrared signal intensity, visually impaired people according to
Infrared Beacon Source adjusts relative to the present orientation of oneself and travel direction in front of the direction real-time perception that bulge-structure rotates, directly
Infrared signal to two infrared induction head sensings is strong and weak consistent, and disk is not rotated further by, so that the infrared letter of visually impaired people's face
Mark source, makes visually impaired people smoothly arrive at.
Described intelligent blind man's stick, wherein, payment devices, the payment devices and control are provided with lever
Circuit board connects；Also set up on lever for produce pay Quick Response Code two-dimension code generator, the two-dimension code generator with
Control board connects：Bank card is bound in advance by payment devices；Turn menu setecting knob selects e-payment dish
It is single, ACK button is pressed, sound prompt device prompting enters e-payment menu, and payment devices start；Turn menu selects
Knob selection amount of money input menu is selected, presses ACK button, sound prompt device prompting enters amount of money input menu, inputted by turn
The amount of money, after the amount of money input of whole numerical digits is completed, sound prompt device prompting total amount, press ACK button and confirm to pay gold
Volume；Turn menu setecting knob selects payment cipher input menu, presses ACK button, into payment cipher input menu, by
Position input password, after the payment cipher input of whole numerical digits is completed, press ACK button and confirm payment cipher；Turn menu selects
Knob selection Quick Response Code production menu is selected, presses ACK button, sound prompt device prompting enters Quick Response Code production menu, two dimension
Code generator generation pays Quick Response Code, you can carries out e-payment.
Described intelligent blind man's stick, wherein, the electric field induction device for sensing surrounding environment electric-field intensity, institute are provided with lever
Electric field induction device is stated to be connected with control board：The electric-field intensity of surrounding environment is sensed by electric field induction device, when sensing electricity
When field intensity exceedes preset value, control board control sound prompt device sends auditory tone cues, prompts ring around visually impaired people
There is charged object in border, it is noted that avoid or remote.
Described intelligent blind man's stick, wherein, optical sensor and flashing indicator light, the flicker instruction are set on blind man's stick body
Lamp is connected with control board, and optical sensor is connected with control board：When optical sensor senses that the light of surrounding environment becomes
Secretly, when light luminance is less than preset value, starts flashing indicator light and realize automatic slow flash warning, prompting the people of surrounding nearby has visually impaired
The presence of personage, it is noted that avoid；When optical sensor senses that the light luminance of surrounding environment is higher than preset value, flicker instruction
Lamp stops flicker；When camera scan sense to the positional information or infrared induction head for being stored with road or crossroad it is red
During the infrared signal of the positional information comprising crossing of outer beacon source transmitting, by feedback of the information to control board, control circuit
Plate control flashing indicator light realizes that quick flashing warns, and prompts pedestrian and vehicle to pay attention to avoidance of slowing down；Pass through road or ten
Behind word crossing, control flashing indicator light stops quick flashing warning.
Described intelligent blind man's stick, wherein, wireless charging structure and chargeable lithium cell, institute are provided with control board
Wireless charging structure is stated to connect with chargeable lithium cell, can close to public good wireless charging base i.e. achievable pair by wireless charging structure
Charged lithium cells are charged.
Described intelligent blind man's stick, wherein, in addition to manual powered structure, the manual powered structure is including being arranged on lever
On sliding sleeve and accumulation of energy motor, the motor axis connection of the sliding sleeve and accumulation of energy motor, chargeable lithium cell and accumulation of energy motor connection：
Manually rotate sliding sleeve drive motor axle to rotate, so that chargeable lithium cell realizes accumulation of energy.
Described intelligent blind man's stick, wherein, language calling device, the language calling device and control are provided with lever
Circuit board connects：By setting language calling device on blind man's stick, when visually impaired people needs to use blind man's stick, if blind man's stick does not have
It is placed on known to visually impaired people on position, as long as visually impaired people calls the address of setting, the identification of language calling device is called, control
Circuit board control sound prompt device processed sends response, so that visually impaired people can quickly and accurately find blind man's stick institute in place
Put.
A kind of intelligent blind man's stick location information acquisition method described in any one as described above, wherein, specifically include following steps：
Step S1：Visually impaired people holds blind man's stick and gone out, and camera carries out two-dimensional code scanning, while infrared induction head is carried out uninterruptedly
Ground infrared signal sensing；
Step S2：When camera is scanned to the Quick Response Code for being stored with positional information, positional information is fed back into control board；
When infrared induction head senses the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information to controlling electricity
Road plate；
Step S3：Control board control sound prompt device sends prompting, prompts the current positional information of visually impaired people or mesh
Ground positional information, help visually impaired people smoothly arrive at.
Beneficial effects of the present invention：The present invention, can by being set on blind man's stick by providing a kind of intelligent blind man's stick and method
To read the camera of outside Quick Response Code, current positional information and the positional information of destination are obtained by scanning Quick Response Code,
Infrared induction head, the infrared signal for including positional information of sensing Infrared Beacon Source transmitting, so as to obtain are set on blind stack simultaneously
Take current positional information and the positional information of destination；Camera and infrared induction head is set to help visually impaired people quick simultaneously
Current positional information and the positional information of destination are obtained exactly, visually impaired people is smoothly arrived at.
Brief description of the drawings
Fig. 1 is the structural representation of intelligent blind man's stick in the present invention.
Fig. 2 is the structural representation that Quick Response Code pastes on the ground in the present invention.
Fig. 3 is the schematic diagram of obstacle detecting device detection angle in the present invention.
Fig. 4 is the step flow chart of the location information acquisition method of intelligent blind man's stick in the present invention.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more feature.
In description of the invention, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also be by between intermediary
Connect connected, can be connection or the interaction relationship of two elements of two element internals.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only example, and
And purpose does not lie in the limitation present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or setting
Relation.In addition, the invention provides various specific techniques and material examples, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
As shown in figure 1, a kind of intelligent blind man's stick, including blind man's stick body, the blind man's stick body include lever 100 and stick stem 200,
The 200 orthogonal setting of the lever 100 and stick stem；The scanning reading external world is provided with the front end face of lever 100 to be stored with
The camera 300 of the Quick Response Code of positional information, control board and sound prompt device are additionally provided with lever 100, it is described
Camera 300 is connected with control board, and sound prompt device is connected with control board；It is provided with blind man's stick body infrared
Inductive head 400, the infrared signal for including positional information of the first 400 sensing Infrared Beacon Source transmitting of infrared induction, the infrared sense
First 400 are answered to be connected with control board：Gone out when visually impaired people holds blind man's stick, camera 300 carries out two-dimensional code scanning, works as shooting
When first 300 scanning is to the Quick Response Code for being stored with positional information, by feedback of the information to control board, control board control sound
Suggestion device sends prompting, prompts the current positional information of visually impaired people or the positional information of destination；Infrared induction first 400 is same
Infrared signal senses Shi Jinhang incessantly, when infrared induction first 400 senses believing comprising position for Infrared Beacon Source transmitting
During the infrared signal of breath, by feedback of the information to control board, control board control sound prompt device sends prompting, prompted
The current positional information of visually impaired people or the positional information of destination, visually impaired people is helped smoothly to arrive at.
This intelligent blind man's stick need not connect the position that network can make visually impaired people obtain current positional information or destination
Information, simple to operate, cost is low, avoids network obstructed or network obstacles cause visually impaired people can not obtain positional information
Problem.
Specifically, the camera 300 can not only scan reading Quick Response Code, whether can also sense identification surrounding environment
There is infrared signal.In the present embodiment, the camera 300 uses CCD camera.
Specifically, the Quick Response Code can be pasted onto any place for facilitating blind man's stick to scan, on wall（Indoor
On wall on wall, outdoor, etc.）, on direction board, Men Shang, on ground（As on the ground of crossing, on sidewalk for visually impaired people, etc.）, etc..Institute
State Quick Response Code internal memory and contain various positional informations, e.g., Quick Response Code, Quick Response Code memory storage are pasted with the door of a wheaten food shops
There is the positional information of " XX noodle bars are immediately ahead of you "；Quick Response Code is pasted with direction board in certain market, in Quick Response Code
It is stored with the positional information of " on your left side, counseling platform is immediately ahead of you, tri- building, XX Dian for toilet "；Such as, at the bottom at crossing
Quick Response Code is pasted with face, Quick Response Code internal memory contains " on your left side, XX hospitals are on the right of you, and XX schools are at your rear in XX markets "
Positional information.
Specifically, when Quick Response Code is to paste on the ground, visually impaired people obtains towards different scanning direction Quick Response Codes
Different during positional information, in order that visually impaired people rapidly and accurately knows locality, the Quick Response Code is with directionality
Quick Response Code.As illustrated in fig. 2, it is assumed that in the A directions of Quick Response Code, two dimension is scanned when visually impaired people faces A directions for destination
During code, the positional information that camera 300 is read is " destination is in front of you "；Two are scanned when visually impaired people faces B directions
When tieing up code, the positional information that camera 300 is read is " destination is in your left "；Visually impaired people faces C directions and is scanned two
When tieing up code, the positional information that camera 300 is read is " destination is in your right "；Visually impaired people faces D directions and is scanned two
When tieing up code, the positional information that camera 300 is read is that " destination is at your rear.
In order to ensure that the positional information of Quick Response Code memory storage can not use waterproof paster by external environment, the Quick Response Code
It is made, prevents wind from causing to damage to Quick Response Code as shone.
When Quick Response Code is arranged on above ground or visually impaired people（Such as, roof）When, visually impaired people needs blind stack is horizontal
Be flipped up or it is horizontal downwardly turn over the camera that can just make to be arranged on blind man's stick front end face scan reading be arranged on ground or
Quick Response Code above person, troublesome in poeration, in order to solve this problem, the technical program is set as follows：One end is arranged on lever 100
Front end face on angle lenses adjusting apparatus, camera 300 is arranged on the other end of angle lenses adjusting apparatus, the camera lens
Angular adjustment apparatus with the tie point of lever 100, as pivot, to drive the 180 ° of anglecs of rotation in perpendicular of camera 300
Degree：In normal state, angle lenses adjusting apparatus is parallel to horizontal plane, now in front of the face of camera 300, camera 300
The Quick Response Code in front is read in scanning；90 ° of angle lenses adjusting apparatus is rotated down, makes angle lenses adjusting apparatus perpendicular to level
The Quick Response Code on ground is read in face, now the face ground of camera 300, the scanning of camera 300；It is rotated up angle lenses adjustment dress
90 ° are put, making angle lenses adjusting apparatus, now above the face of camera 300, the scanning of camera 300 is read perpendicular to horizontal plane
The Quick Response Code of top.
Specifically, in order to further facilitate the Quick Response Code that blind man's stick scanning reading is arranged on ground or top, in lever 100
Upper surface be provided with camera 300, be provided with camera 300 in the lower surface of lever 100, the camera 300 and control
Circuit board connects：So, two in front of reading can be scanned by being arranged on the camera 300 of the other end of angle lenses adjusting apparatus
Code, the Quick Response Code on ground and the Quick Response Code of top are tieed up, reading can be scanned by being arranged on the camera 300 of the upper surface of lever 100
The Quick Response Code of top, the Quick Response Code for reading ground can be scanned by being arranged on the lower surface camera 300 of lever 100.
Specifically, the quantity of the infrared induction first 400 according to be actually needed set.The infrared induction first 400 can be with
It is arranged on blind man's stick body anywhere, as long as can meet convenient sensing infrared signal, the infrared induction first 400 can be with
It is arranged on lever 100；Infrared induction first 400 can be arranged in stick stem 200；Infrared induction first 400 can be arranged on lever
100 and stick stem 200 on.
Specifically, the Infrared Beacon Source can be arranged on any place for facilitating infrared induction first 400 to sense,
On wall（On wall on indoor wall, outdoor, etc.）, on direction board, Men Shang, on ground（As on the ground of crossing, sidewalk for visually impaired people
On, etc.）, on indoor roof, etc..The infrared signal of the Infrared Beacon Source transmitting includes various positional informations, e.g., sets
The infrared signal of the short length of Infrared Beacon Source transmitting two on the door of a wheaten food shops, the signal is comprising " XX noodle bars exist
You front " positional information；The multiple different frequencies of Infrared Beacon Source sequential transmission being arranged on the direction board in certain market
The infrared signal of rate, these infrared signals include multiple positional informations, such as " toilet on your left side, counseling platform immediately ahead of you,
Tri- building, XX Dian ", etc.；Such as, multiple Infrared Beacon Sources are provided with the roof of hospital, the transmitting of these Infrared Beacon Sources is different
The infrared signal of frequency, these infrared signals include different positional informations respectively, and such as " paediatrics is in Stall ", " internal medicine is before you
Side ", " ENT dept. is on your left side " etc..
Used in order to facilitate visually impaired people, menu setecting knob 500 is provided with the rear end face of lever 100, in menu
The end set of selection knob 500 has ACK button, and the menu setecting knob 500 is connected with control board, ACK button
It is connected with control board：Turn menu setecting knob 500 is that different first order function menus may be selected, such as " destination ",
" payment function ", " quick flashing alarm function ", etc.；After choosing first order function menu, ACK button is pressed, you can into
Secondary function menu setecting, after entering " destination selection " first order function menu, continuing turn menu setecting knob 500 is
Different destinations, such as " hospital ", " toilet ", " school ", etc. may be selected.Because visually impaired people's has defective vision, use
Menu setecting knob 500 can make whether visually impaired people is succeeded by the turn sense operation of knob, so as to facilitate visually impaired people
Use.
When visually impaired people wants to go to somewhere, destination can be quickly found out in order to facilitate blind man's stick, menu can be passed through
Select knob 500 and ACK button input destination：Such as, when visually impaired people wants to go to toilet, revolved by turn menu setecting
Button 500, per one gear of turn, control board control sound prompt device sends the prompting of " XX menu setectings ", works as menu
When selection knob 500 rotates to " destination selection " gear, control board control sound prompt device, which is sent, " to be selected destination
Select " prompt, visually impaired people presses ACK button, and system enters " destination selection " menu, and visually impaired people continues rotary menu choosing
Knob 500 is selected, per one gear of turn, control board control sound prompt device sends " counseling platform ", " toilet ", " doctor
Prompt to the purpose of institute ", when menu setecting knob 500 rotates to " toilet " gear, control board control auditory tone cues
Device sends " toilet " prompting, and visually impaired people presses ACK button, and system confirms that destination is toilet：Control board control
The automatically scanning of camera 300 processed finds the Quick Response Code for being stored with " toilet " positional information, is deposited when the scanning of camera 300 is read
When containing the Quick Response Code of " toilet " positional information, control board, control board control sound prompt device hair are fed back to
Go out " toilet is in your XX orientation " prompting, instruction visually impaired people smoothly arrives at；Control board controls infrared sense simultaneously
The infrared signal for answering first 400 automatic sensing to include " toilet " positional information, when infrared induction first 400 senses Infrared Beacon Source
During the infrared signal comprising setting destination locations information of transmitting, by feedback of the information to control board, control board control
Sound prompt device processed sends " toilet is in your XX orientation " prompting, and instruction visually impaired people smoothly arrives at.
Specifically, in order to help visually impaired people rapidly and accurately to adjust orientation, so that the accurate scanning of camera energy is to whole
Individual complete Quick Response Code, reads the positional information in Quick Response Code, and this intelligent blind man's stick is set as follows：Set in the upper surface of lever 100
Rotating disk is equipped with, the bulge-structure with indicative function is provided with rotating disk, is provided with lever 100 and drives what rotating disk rotated
Motor, the rotating disk and motor connection, motor are connected with control board：When the scanning of camera 300 to Quick Response Code and feedback letter
Breath to control board, control board recognize Quick Response Code be not located at camera 300 scan box center when（Now having can
Can be that part Quick Response Code is located in the scan box of camera 300, i.e. incomplete Quick Response Code is arrived in the scanning of camera 300；Also having can
Can be that whole Quick Response Code is had been positioned in the scan box of camera 300, but Quick Response Code is being not located at the scan box of camera 300 just
In, i.e., visually impaired people is not face Quick Response Code）, the position that control board is located at according to the Quick Response Code recognized in scan box is controlled
Electric motor starting processed, disc-rotated, bulge-structure concomitant rotation, the direction that visually impaired people rotates according to bulge-structure is felt in real time
Know that front Quick Response Code adjusts relative to the present orientation of oneself and travel direction, until Quick Response Code is located at the scan box of camera 300
Center untill, disk is not rotated further by, enable the accurate scanning of camera 300 read Quick Response Code in positional information.
In order that visually impaired people rapidly and accurately adjusts orientation, and so as to smoothly reach at Infrared Beacon Source, this intelligent blind man's stick
It is following to set：Two infrared inductions first 400 are set on the front end face of lever 100, are provided between two infrared inductions first 400
Dividing plate, the infrared induction first 400 are connected with control board：Gone out when visually impaired people holds blind man's stick, two infrared induction heads
400, which carry out infrared signal incessantly, senses, when any one infrared induction first 400 senses including for Infrared Beacon Source transmitting
During the infrared signal of positional information, positional information is fed back into control board, while control board contrasts two infrared senses
Answer the first 400 infrared signal powers sensed whether consistent, if unanimously, showing visually impaired people's face Infrared Beacon Source, only
To be gone on along to front, you can reach at Infrared Beacon Source；If inconsistent, i.e., visually impaired people does not have face infrared beacon also
, it is necessary to adjust current orientation, the infrared signal that control board senses according to two infrared inductions first 400 is strong and weak to be controlled in source
Electric motor starting, disk is driven to be rotated to first 400 direction of the stronger infrared induction of infrared signal intensity, visually impaired people ties according to projection
Infrared Beacon Source adjusts relative to the present orientation of oneself and travel direction in front of the direction real-time perception that structure rotates, until two
The infrared signal of infrared induction head sensing is strong and weak consistent（Such as, the infrared signal intensity that No. 1 infrared induction first 400 senses is than No. 2
The infrared signal intensity that infrared induction first 400 senses is strong, and control board controlled motor starts, and drives disk infrared to No. 1
The direction of inductive head 400 rotates）, disk is not rotated further by, so that visually impaired people's face Infrared Beacon Source, makes visually impaired people smoothly arrive
Up to destination.
Specifically, the bulge-structure can use the various structures for facilitating visually impaired people to perceive.Put down according to visually impaired people
When perception custom, in the present embodiment, the bulge-structure uses salient point or decorative pattern.
Specifically, when Infrared Beacon Source is arranged on above visually impaired people（As Infrared Beacon Source is arranged on roof）, set
It can not be sensed in time the reason for two infrared inductions first 400 on the front end face of lever 100 may be because of orientation infrared
Signal, in order to solve such problem, the technical program is set as follows, and two infrared senses are provided with the upper surface of lever 100
First 400 are answered, is provided with dividing plate between two infrared inductions first 400, the infrared induction first 400 is connected with control board；
Vibrating prompt is additionally provided with lever 100, the vibrating prompt is connected with control board：When any one infrared induction head
400（Here infrared induction first 400 includes two infrared inductions first 400 being arranged on the front end face of lever 100 and is arranged on
Two infrared inductions first 400 on the upper surface of lever 100）Sense the infrared comprising positional information of Infrared Beacon Source transmitting
During signal, positional information is fed back into control board, while control board contrast is arranged on the front end face of lever 100
Whether the infrared signal power that two infrared inductions first 400 sense is consistent, if unanimously, visually impaired people original place rotation direction, control
Whether the infrared signal power that two infrared inductions first 400 of circuit board contrast processed sense is still consistent, if still consistent（Now
Disk will not rotate）, show that Infrared Beacon Source is arranged on above visually impaired people, now control board contrast is arranged on lever
Whether the infrared signal power that two infrared inductions first 400 on 100 upper surface sense is consistent, if unanimously, control circuit
Plate instruction visually impaired people goes on along to front, you can the underface of Infrared Beacon Source is reached, if visually impaired people original place rotation side
Backward, the infrared signal power that two infrared inductions first 400 being arranged on the upper surface of lever 100 sense is inconsistent, depending on
Hinder personage original place rotation direction, until the infrared signal that two infrared inductions first 400 on upper surface sense is strong and weak consistent, control
Circuit board processed controls vibrating prompt vibration prompt, and control board instruction visually impaired people goes on along to front, you can reaches
The underface of Infrared Beacon Source；If the infrared letter that two infrared inductions first 400 being arranged on the front end face of lever 100 sense
Number power is inconsistent, shows that Infrared Beacon Source is not arranged in above visually impaired people, control board is according to two infrared inductions
The first 400 infrared signal power controlled motors sensed start, and drive disk to the stronger infrared induction head of infrared signal intensity
400 directions are rotated, until the infrared signal of two infrared induction head sensings is strong and weak consistent, disk is not rotated further by, control board
Instruction visually impaired people goes on along to front, you can reaches at Infrared Beacon Source.
Specifically, in order that infrared induction first 400 can sense the infrared signal in the external world, a left side before and after stick stem 200 in time
An infrared induction first 400 is set respectively on right four faces, the infrared induction first 400 is connected with control board, so, respectively
Infrared induction first 400 on individual direction can sense the infrared signal for the Infrared Beacon Source transmitting for being arranged on diverse location in time,
Visually impaired people is helped quickly and accurately to arrive at.
Specifically, the intelligent blind man's stick also includes the blue-tooth device being arranged on lever 100, the blue-tooth device and control
Circuit board connects, and blue-tooth device can receive the information in the external world（Such as, the broadcast message near some is received）：Such as, as visually impaired people
When scholar is by near job site, construction risk can be received by blue-tooth device and prompted, prompting visually impaired people, which pays attention to getting around, to hide
Keep away.
Specifically, the intelligent blind man's stick also includes the obstacle detecting device being arranged on lever 100, the obstacle detection dress
The obstacle for detecting front upper place is put, the obstacle detecting device is connected with control board；In the present embodiment, the obstacle inspection
Surveying device can use ultrasound barrier device or radar to survey barrier device：Because ultrasonic wave and radar have a detection angle
（As shown in Figure 3）, the obstacle of front lower place can be touched by stick stem 200 to be learnt, and the obstacle of front upper place can be examined by obstacle
Survey device detection to learn, control board control sound prompt device sends prompting, prompts have obstacle in front of visually impaired people.
E-payment is realized in order to solve the problems, such as that visually impaired people is outgoing, the technical program is set as follows：On lever 100
Payment devices are provided with, the payment devices are connected with control board；Also set up on lever 100 for producing
The two-dimension code generator of Quick Response Code is paid, the two-dimension code generator is connected with control board：It is pre- by payment devices
First bind bank card；Turn menu setecting knob 500 selects e-payment menu, presses ACK button, sound prompt device carries
Show and enter e-payment menu, payment devices start；Turn menu setecting knob 500 selects amount of money input menu, presses
ACK button, sound prompt device prompting enter amount of money input menu；Since individual position, turn menu setecting knob 500 inputs
The individual position amount of money, presses ACK button, the sound prompt device prompting position amount of money, and turn menu setecting knob 500 inputs ten gold
Volume, ACK button is pressed, sound prompt device prompts ten amount of money, and turn menu setecting knob 500 inputs hundred amount of money, pressed
ACK button, sound prompt device prompt hundred amount of money ... after the amount of money input of whole numerical digits is completed, auditory tone cues dress
Prompting total amount is put, ACK button is pressed and confirms payment；Turn menu setecting knob 500 selects payment cipher input dish
It is single, ACK button is pressed, into payment cipher input menu（Now for confidentiality, the overall process of payment cipher, sound are inputted
Suggestion device will not auditory tone cues）, first password of input of turn menu setecting knob 500, it is defeated to press ACK button confirmation
Enter, turn menu setecting knob 500 inputs second password, presses ACK button and confirms input ... when the whole numerical digits of completion
Payment cipher input after, press ACK button confirm payment cipher；Turn menu setecting knob 500 selects Quick Response Code production dish
It is single, ACK button is pressed, sound prompt device prompting enters Quick Response Code production menu, and two-dimension code generator generation pays two dimension
Code, you can carry out e-payment.
When inputting password, for confidentiality, input the overall process of payment cipher, sound prompt device will not sound carry
Show, but there is no auditory tone cues, visually impaired people not can confirm that whether password inputs successfully that, in order to solve this problem, be in one's hands
Vibration sensor is provided with handle 100, the vibration sensor is connected with control board：Visually impaired people often input one it is close
Code, if input successfully, control board control vibration sensor vibrate is inputted successfully with prompt cipher, if can not input
Work(, vibration sensor are failure to actuate.
When electric field be present in surrounding environment（Near high-tension bus-bar）, or visually impaired people's false touch charged object（Such as electric mortiser
Seat）, visually impaired people is because have defective vision, it is impossible to finds in time, is now likely to occur Danger Electric shock risk, is asked to solve this
Topic, the technical program are set as follows：The electric field induction device of sensing surrounding environment electric-field intensity is provided with lever 100, it is described
Electric field induction device is connected with control board：The electric-field intensity of surrounding environment is sensed by electric field induction device, when sensing electric field
When intensity exceedes preset value, control board control sound prompt device sends auditory tone cues, prompts visually impaired people's surrounding environment
In have charged object, it is noted that avoid or it is remote.
Specifically, as visually impaired people on the other hand hand-held blind man's stick, when another hand encounters charged object or alive circuit, control electricity
Road plate can also control sound prompt device to send auditory tone cues, prompt visually impaired people away from charged object.
Specifically, in order that visually impaired people can intuitively perceive, so as to promptly avoid or away from charged object,
It can also be prompted by vibration sensor：When visually impaired people is constantly close to charged object, electric field induction device senses electricity
Field intensity constantly increases, and control board control vibration sensor increases vibration frequency with the increase of electric-field intensity, so, depending on
Barrier personage's can intuitively perceives, so as to promptly avoid or away from charged object.
When surrounding environment light is dimmed, visually impaired people is because vision disorder can not be discovered in time, if the people of surrounding is not
Know the presence of visually impaired people and can not be avoided in time, the danger of collision visually impaired people is just had, in order to solve this
Problem, the technical program are set as follows：Optical sensor and flashing indicator light be set on blind man's stick body, the flashing indicator light with
Optical sensor connects：When optical sensor senses the dim of surrounding environment, and light luminance is less than preset value, start flicker
Indicator lamp realizes automatic slow flash warning, prompts the people of surrounding nearby to have the presence of visually impaired people, it is noted that to avoid；Work as optical sensor
When sensing that the light luminance of surrounding environment is higher than preset value, flashing indicator light stops flicker.
When visually impaired people is when by road or crossroad, in order that passing pedestrian and vehicle pays attention to subtracting in time
Speed is avoided, and the technical program is set as follows：When the scanning of camera 300 to the positional information for being stored with road or crossroad or
It is when infrared induction first 400 senses the infrared signal of the positional information comprising crossing of Infrared Beacon Source transmitting, information is anti-
Control board is fed to, control board control flashing indicator light realizes that quick flashing warns, prompts pedestrian and vehicle to pay attention to
Slow down and avoid, avoid visually impaired people from being collided and produce danger, ensure the security that visually impaired people goes out；By road or
Behind crossroad, control flashing indicator light stops quick flashing warning.
In order to avoid blind man's stick electricity exhausts, visually impaired people's normal use is influenceed, the technical program is set as follows：In control electricity
Wireless charging structure and chargeable lithium cell are provided with the plate of road, the wireless charging structure connects with chargeable lithium cell, will
Wireless charging structure can be achieved to charge to chargeable lithium cell close to public good wireless charging base, when chargeable lithium cell
When electricity exhausts or nearly exhausted, visually impaired people can be charged by public good wireless charging base.
Specifically, used in order to facilitate visually impaired people（Because visually impaired people it cannot be seen that, if using wired charging, depending on
Barrier personage is inconvenient to use）, by using wireless charging base, as long as visually impaired people blind man's stick close to public good wireless charging base
Charging is realized, it is simple to operate.
Specifically, when the electricity of blind man's stick is soon finished, visually impaired people can scan Quick Response Code or logical by camera 300
The first 400 sensing infrared signal of infrared induction is crossed to find public good wireless charging base and charged.
Specifically, when the electricity of chargeable lithium cell nearly exhausts, charged to remind in time, this technology
Scheme also includes being used for the electric quantity detection apparatus for detecting chargeable lithium cell electricity, the electric quantity detection apparatus and control board
Connection：When electric quantity detection apparatus detects that the electricity of chargeable lithium cell is reduced to arranges value（As being only left 10% electricity）When, control
Circuit board control sound prompt device processed sends prompting, prompts to charge as early as possible；When the electricity of chargeable lithium cell is reached by charging
During to 100%, control board control sound prompt device sends prompting, prompts electricity to have been filled with.
When the electricity of chargeable lithium cell exhausts, visually impaired people can not by camera 300 scan read Quick Response Code or
Public good wireless charging base is found by the first 400 sensing infrared signal of infrared induction to be charged, in order to solve this problem, in public affairs
Voice prompting device is provided with beneficial wireless charging base, the voice prompting device can send specific auditory tone cues visually impaired people, depending on
Barrier personage hears that auditory tone cues can find public good wireless charging base.
When the electricity of chargeable lithium cell exhausts, visually impaired people can not be scanned by camera and read Quick Response Code or pass through
The first 400 sensing infrared signal of infrared induction finds public good wireless charging base and charged, and visually impaired people is wireless apart from public good
Cradle farther out, when the auditory tone cues that can not be sent by public good wireless charging base finds public good wireless charging base, causes visually impaired
Personage can not smoothly arrive at, and in order to solve this problem, the technical program also includes manual powered structure, described manual
Charging structure includes the motor axis connection of the sliding sleeve and accumulation of energy motor being arranged on lever 100, the sliding sleeve and accumulation of energy motor, can
Charged lithium cells and accumulation of energy motor connection：Manually rotate sliding sleeve drive motor axle to rotate, so that chargeable lithium cell is real
Existing accumulation of energy.
Specifically, this chargeable blind man's stick realizes charging for convenience, and USB charging sockets, institute are set on blind man's stick body
State USB charging sockets to be connected with chargeable lithium cell, chargeable lithium cell is realized by USB charging sockets and charged, is such as passed through
USB charging sockets connection computer realizes charging.
In order that visually impaired people can fast and accurately find blind man's stick, the technical program is set as follows：Set on lever 100
Language calling device is equipped with, the language calling device is connected with control board：By setting language to call dress on blind man's stick
Put, when visually impaired people needs to use blind man's stick, if blind man's stick is not placed on known to visually impaired people on position, visually impaired people is only
The address of setting is called, the identification of language calling device is called, and control board control sound prompt device sends response, so as to
Visually impaired people is set quickly and accurately to find blind man's stick position.
Specifically, when visually impaired people's accidental falls or collision are fallen, in order to which the people of surrounding can be reminded quickly to provide
Help, the acceleration transducer of sensing blind man's stick acceleration, the acceleration transducer and control electricity are provided with blind man's stick body
Road plate connection：A normal acceleration value is preset, is added when acceleration transducer senses that the acceleration of blind man's stick body is above standard
During velocity amplitude, illustrate that the possible accidental falls of visually impaired people or collision are fallen, control board control sound prompt device is sent
Alarm sounds, prompt the people of surrounding to notice whether visually impaired people falls down, collides, provide help to visually impaired people in time；When adding
When velocity sensor senses that the acceleration of blind man's stick body is less than normal acceleration value, illustrate blind man's stick body in normal use or
It is normally positioned, control board control sound prompt device is failure to actuate.
As shown in figure 4, a kind of location information acquisition method of intelligent blind man's stick as described above, specifically includes following step
Suddenly：
Step S1：Visually impaired people holds blind man's stick and gone out, and camera 300 carries out two-dimensional code scanning, while infrared induction first 400 is carried out
Infrared signal senses incessantly；
Step S2：When camera 300 is scanned to the Quick Response Code for being stored with positional information, positional information is fed back into control circuit
Plate；When infrared induction first 400 senses the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information extremely
Control board；
Step S3：Control board control sound prompt device sends prompting, prompts the current positional information of visually impaired people or mesh
Ground positional information, help visually impaired people smoothly arrive at.
The technical program can read the camera 300 of outside Quick Response Code by being set on blind man's stick, by scanning two dimension
Code obtains current positional information and the positional information of destination, while infrared induction first 400 is set on blind stack, and sensing is infrared
The infrared signal for including positional information of beacon source transmitting, so as to obtain the positional information of current positional information and destination；
Camera 300 and the first 400 help visually impaired people of infrared induction is set rapidly and accurately to obtain current positional information and mesh simultaneously
Ground positional information, visually impaired people is smoothly arrived at.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description
Specific features, structure, material or feature are contained at least one embodiment or example of the present invention.In this specification
In, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific spy of description
Sign, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (10)
1. a kind of intelligent blind man's stick, it is characterised in that including blind man's stick body, the blind man's stick body includes lever and stick stem, described to hold
Handle and the orthogonal setting of stick stem；Scanning is provided with the front end face of lever and reads the Quick Response Code that the external world is stored with positional information
Camera, control board and sound prompt device are additionally provided with lever, the camera is connected with control board,
Sound prompt device is connected with control board；Infrared induction head is provided with blind man's stick body, the sensing of infrared induction head is infrared
The infrared signal for including positional information of beacon source transmitting, the infrared induction head are connected with control board：Work as visually impaired people
Hold blind man's stick to go out, camera is scanned, when camera is scanned to the Quick Response Code for being stored with positional information, by feedback of the information
To control board, control board control sound prompt device sends prompting, the current positional information of prompting visually impaired people or
The positional information of destination；Infrared induction head carries out infrared signal incessantly and sensed simultaneously, when infrared induction head senses
During the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information to control board, control board control
Sound prompt device processed sends prompting, prompts the current positional information of visually impaired people or the positional information of destination, helps visually impaired
Personage smoothly arrives at.
2. intelligent blind man's stick according to claim 1, it is characterised in that menu setecting rotation is provided with the rear end face of lever
Button, there is ACK button in the end set of menu setecting knob, the menu setecting knob is connected with control board, confirms to press
Button is connected with control board.
3. intelligent blind man's stick according to claim 1, it is characterised in that the upper surface of lever is provided with rotating disk, in rotating disk
On be provided with the bulge-structure with indicative function, be provided with lever drive rotating disk rotate motor, the rotating disk with electricity
Machine is connected, and motor is connected with control board；Two infrared induction heads, two infrared induction heads are set on the front end face of lever
Between be provided with dividing plate, the infrared induction head is connected with control board：When camera scanning to Quick Response Code and feedback information
To control board, control board recognize Quick Response Code be not located at camera scan box center when, control board root
The position control motor being located at according to the Quick Response Code recognized in scan box starts, disc-rotated, bulge-structure concomitant rotation,
Quick Response Code is relative to the present orientation of oneself and the side of progress in front of the direction real-time perception that visually impaired people rotates according to bulge-structure
To adjustment, untill Quick Response Code is located at the center of camera scan box, disk is not rotated further by, and camera accurate scanning is read
Take the positional information in Quick Response Code；Two infrared induction heads carry out infrared signal incessantly and sensed, when any one infrared sense
Answer head sense Infrared Beacon Source transmitting the infrared signal comprising positional information when, positional information is fed back into control circuit
Plate, whether the infrared signal power that control board two infrared induction heads of contrast sense is consistent, if unanimously, control board
Instruction visually impaired people goes on along to front, that is, reaches at Infrared Beacon Source；If inconsistent, control board is infrared according to two
The infrared signal power controlled motor that inductive head senses starts, and drives disk to the stronger infrared induction head of infrared signal intensity
Direction rotates, and Infrared Beacon Source is relative to the current of oneself in front of the direction real-time perception that visually impaired people rotates according to bulge-structure
Orientation and travel direction adjustment, until the infrared signal of two infrared induction head sensings is strong and weak consistent, disk is not rotated further by, so as to
Make visually impaired people's face Infrared Beacon Source, visually impaired people is smoothly arrived at.
4. intelligent blind man's stick according to claim 2, it is characterised in that payment devices are provided with lever, it is described
Payment devices are connected with control board；The two-dimension code generator that Quick Response Code is paid for producing is also set up on lever,
The two-dimension code generator is connected with control board：Bank card is bound in advance by payment devices；Turn menu setecting
Knob selects e-payment menu, presses ACK button, and sound prompt device prompting enters e-payment menu, e-payment dress
Put startup；Turn menu setecting knob selects amount of money input menu, presses ACK button, and sound prompt device prompting enters the amount of money
Input menu, the amount of money is inputted by turn, after the amount of money input of whole numerical digits is completed, sound prompt device prompting total amount, press
ACK button confirms payment；Turn menu setecting knob selects payment cipher input menu, ACK button is pressed, into branch
Password Input menu is paid, inputs password by turn, after the payment cipher input of whole numerical digits is completed, ACK button is pressed and confirms branch
Pay password；Turn menu setecting knob selection Quick Response Code production menu, presses ACK button, sound prompt device prompting enters two
Code production menu is tieed up, two-dimension code generator generation pays Quick Response Code, you can carries out e-payment.
5. intelligent blind man's stick according to claim 1, it is characterised in that sensing surrounding environment electric-field strength is provided with lever
The electric field induction device of degree, the electric field induction device are connected with control board：The electricity of surrounding environment is sensed by electric field induction device
Field intensity, when sensing that electric-field intensity exceedes preset value, control board control sound prompt device sends auditory tone cues, carries
Show in visually impaired people's surrounding environment there is charged object, it is noted that avoid or remote.
6. intelligent blind man's stick according to claim 1, it is characterised in that set optical sensor and flicker to refer on blind man's stick body
Show lamp, the flashing indicator light is connected with control board, and optical sensor is connected with control board：When optical sensor senses
The dim of surrounding environment, when light luminance is less than preset value, starts flashing indicator light and realize automatic slow flash warning, prompt week
The people enclosed nearby has the presence of visually impaired people, it is noted that avoids；When optical sensor senses that the light luminance of surrounding environment is higher than
During preset value, flashing indicator light stops flicker；When camera scanning to the positional information for being stored with road or crossroad or
When infrared induction head senses the infrared signal of the positional information comprising crossing of Infrared Beacon Source transmitting, by feedback of the information to control
Circuit board processed, control board control flashing indicator light realize that quick flashing warns, prompt pedestrian and vehicle to notice that deceleration is kept away
Allow；After road or crossroad, control flashing indicator light stops quick flashing warning.
7. intelligent blind man's stick according to claim 1, it is characterised in that wireless charging structure is provided with control board
And chargeable lithium cell, the wireless charging structure connects with chargeable lithium cell, and wireless charging structure is wireless close to public good
Cradle can be achieved to charge to chargeable lithium cell.
8. intelligent blind man's stick according to claim 7, it is characterised in that described manual powered also including manual powered structure
Structure includes the motor axis connection of the sliding sleeve and accumulation of energy motor being arranged on lever, the sliding sleeve and accumulation of energy motor, chargeable lithium
Battery and accumulation of energy motor connection：Manually rotate sliding sleeve drive motor axle to rotate, so that chargeable lithium cell realizes accumulation of energy.
9. intelligent blind man's stick according to claim 1, it is characterised in that language calling device is provided with lever, it is described
Language calling device is connected with control board：By setting language calling device on blind man's stick, when visually impaired people needs to use
During blind man's stick, if blind man's stick is not placed on known to visually impaired people on position, as long as visually impaired people calls the address of setting, language
Calling device identification is called, and control board control sound prompt device sends response, so that visually impaired people can be accurately fast
Blind man's stick position is found fastly.
10. a kind of intelligent blind man's stick location information acquisition method as described in claim any one of 1-9, it is characterised in that specific
Comprise the following steps：
Step S1：Visually impaired people holds blind man's stick and gone out, and camera carries out two-dimensional code scanning, while infrared induction head is carried out uninterruptedly
Ground infrared signal sensing；
Step S2：When camera is scanned to the Quick Response Code for being stored with positional information, positional information is fed back into control board；
When infrared induction head senses the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information to controlling electricity
Road plate；
Step S3：Control board control sound prompt device sends prompting, prompts the current positional information of visually impaired people or mesh
Ground positional information, help visually impaired people smoothly arrive at.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174019.8A CN107802469A (en) | 2017-11-22 | 2017-11-22 | A kind of intelligent blind man's stick and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174019.8A CN107802469A (en) | 2017-11-22 | 2017-11-22 | A kind of intelligent blind man's stick and method |
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| CN107802469A true CN107802469A (en) | 2018-03-16 |
Family
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| CN201711174019.8A Pending CN107802469A (en) | 2017-11-22 | 2017-11-22 | A kind of intelligent blind man's stick and method |
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| TWI699198B (en) * | 2019-08-21 | 2020-07-21 | 亞東技術學院 | Intelligent assistant system for the visually impaired |
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